Step 1: Installing Xming X11 on Windows
1. Locate the downloaded Xming installer, double-click to open it, and follow the on-screen instructions
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There should now be an Xming icon your desktop . Double-click the icon to start the X11 server. You should now also see an Xming icon located in your system tray (lower-right corner of system).
Proceed to Step 2: PuTTY Configuration for X11 Forwarding